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Product number (P/N): 801D,
Keywords/Tags: 801D
Date of intro: ~1975, Dimensions: 137x82x27mm, Weight: 130g,
Power: 6V: (AA x4) + Adaptor, Adaptor: CITIZEN_adaptors: CTZ800R,
Display: Type = Display (VFD) (List), Digits = 8+1,
Number of keys: 25, #Key-Blue: 13, #Key-Grey: 11, #Key-Orange: 1,
Keyboard Array (Rows x Columns): 05x05,
Classification: / Pocket,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Memories: 1,
Related with: CITIZEN_docu: (Broch.) Desk-top Calculators, Hand-held Calculators,
Main Components: HITACHI: HD37350,
Resemblance with: (Resemblance 007_05_05_25),
Serie-members: CITIZEN: 801D (version-1) (24 Keys); CITIZEN: 801D (version-2) (UpperRight key = [C]); CITIZEN: 801D (version-3) (UpperRight key = [C/CE]),
Known Serial-numbers: 71232745 (List of all S/Ns from CITIZEN)
Collector value: 7/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: VINTAGE TECHNOLOGY
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